/* Калькулятор радиаторов warm-market.ru · v1 · стили · сборка 2026-07-13 */
/* ============================================================
   wm-hc-brand.css — этап 5: дизайн по скиллу warm-market.ru
   Все цвета и шрифты — ТОЛЬКО через CSS-переменные (:root блока).
   Значения переменных — из warm-market-skill (стиль wm-top).
   Mobile-first; ≥640px — десктопные уточнения.
   ============================================================ */

#wm-heat-calc {
  /* --- константы скилла --- */
  --wm-hc-brand: #BE0646;                 /* карминовый бренда */
  --wm-hc-brand-shadow: rgba(190, 6, 70, 0.4);
  --wm-hc-brand-soft: rgba(190, 6, 70, 0.07);
  --wm-hc-card-bg: #fafafa;               /* фон карточки-блока */
  --wm-hc-white: #ffffff;
  --wm-hc-heading: #1a1a1a;               /* заголовки */
  --wm-hc-text: #2a2a2a;                  /* основной текст */
  --wm-hc-lead: #555555;                  /* лид/подзаголовок */
  --wm-hc-hint: #888888;                  /* слабые подписи */
  --wm-hc-dark-1: #1a1a1a;                /* тёмная плашка, градиент */
  --wm-hc-dark-2: #2d2d2d;
  --wm-hc-accent-pink: #ff8eb3;           /* аптайтл на тёмном */
  --wm-hc-border: #cccccc;                /* границы (белый RAL из скилла) */
  --wm-hc-line: #eeeeee;                  /* тонкие разделители — производное */
  --wm-hc-card-shadow: 0 4px 14px rgba(0, 0, 0, 0.06);
  --wm-hc-pop-shadow: 0 8px 28px rgba(0, 0, 0, 0.18);
  --wm-hc-on-dark: rgba(255, 255, 255, 0.8);
  --wm-hc-radius: 16px;
  --wm-hc-radius-sm: 14px;
  --wm-hc-font: 'Montserrat', Arial, Helvetica, sans-serif;
  --wm-hc-fs-h2: clamp(20px, 2.2vw, 26px);
  --wm-hc-fs-h3: clamp(16px, 1.7vw, 19px);
  --wm-hc-fs-text: clamp(14px, 1.35vw, 16px);
  --wm-hc-fs-lead: clamp(15px, 1.55vw, 17px);

  position: relative;
  box-sizing: border-box;
  width: 100%;
  max-width: 760px;
  margin: 0 auto;
  padding: clamp(20px, 2.5vw, 32px);
  background: var(--wm-hc-card-bg);
  border-radius: var(--wm-hc-radius);
  font-family: var(--wm-hc-font);
  color: var(--wm-hc-text);
  font-size: var(--wm-hc-fs-text);
  line-height: 1.7;
}
#wm-heat-calc *, #wm-heat-calc *::before, #wm-heat-calc *::after { box-sizing: border-box; }

/* ---------- Прогресс ---------- */
.wm-hc-progress-wrap { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.wm-hc-progress { display: flex; gap: 8px; }
.wm-hc-progress-dot {
  width: 30px; height: 30px; border-radius: 50%;
  background: var(--wm-hc-white); color: var(--wm-hc-hint);
  border: 1px solid var(--wm-hc-border);
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 600;
}
.wm-hc-progress-dot.wm-hc-active { background: var(--wm-hc-brand); border-color: var(--wm-hc-brand); color: var(--wm-hc-white); }
.wm-hc-progress-dot.wm-hc-done { background: var(--wm-hc-heading); border-color: var(--wm-hc-heading); color: var(--wm-hc-white); }
.wm-hc-progress-text { font-size: 13px; color: var(--wm-hc-lead); }

/* ---------- Заголовки и поля ---------- */
.wm-hc-step-title {
  margin: 0 0 16px; font-size: var(--wm-hc-fs-h2); font-weight: bold;
  color: var(--wm-hc-heading); line-height: 1.3; letter-spacing: -0.3px;
}
.wm-hc-field { margin-bottom: 14px; }
.wm-hc-label { display: block; font-size: 13px; color: var(--wm-hc-lead); margin-bottom: 6px; font-weight: 600; }
.wm-hc-num, .wm-hc-select {
  width: 100%; max-width: 300px; padding: 12px 14px;
  border: 1px solid var(--wm-hc-border); border-radius: 10px;
  font-size: 16px; font-family: var(--wm-hc-font); color: var(--wm-hc-text);
  background: var(--wm-hc-white);
}
.wm-hc-num:focus, .wm-hc-select:focus { outline: 2px solid var(--wm-hc-brand); outline-offset: 1px; border-color: var(--wm-hc-brand); }
.wm-hc-radio { display: block; padding: 8px 0; font-size: var(--wm-hc-fs-text); line-height: 1.5; cursor: pointer; }
.wm-hc-radio input { accent-color: var(--wm-hc-brand); margin-right: 4px; }
.wm-hc-hint { color: var(--wm-hc-hint); font-size: 12.5px; line-height: 1.45; }
.wm-hc-group {
  background: var(--wm-hc-white); border-radius: var(--wm-hc-radius-sm);
  box-shadow: var(--wm-hc-card-shadow); padding: 14px; margin-bottom: 14px;
}
.wm-hc-counter { display: flex; align-items: center; gap: 12px; }
.wm-hc-counter .wm-hc-label { margin: 0; flex: 1; }
.wm-hc-counter-btn {
  width: 44px; height: 44px; font-size: 20px; font-family: var(--wm-hc-font);
  border: 1px solid var(--wm-hc-border); background: var(--wm-hc-white);
  color: var(--wm-hc-heading); border-radius: 50%; cursor: pointer;
}
.wm-hc-counter-btn:active { background: var(--wm-hc-brand); color: var(--wm-hc-white); border-color: var(--wm-hc-brand); }
.wm-hc-counter-val { min-width: 22px; text-align: center; font-weight: 700; font-size: 17px; color: var(--wm-hc-heading); }
.wm-hc-helper { margin: 12px 0; font-size: var(--wm-hc-fs-text); }
.wm-hc-helper summary { cursor: pointer; color: var(--wm-hc-brand); font-weight: 600; }
.wm-hc-helper p { margin: 8px 0 0; color: var(--wm-hc-text); }

/* ---------- Термины и тултипы ---------- */
.wm-hc-term {
  background: none; border: none; padding: 0; font: inherit;
  color: var(--wm-hc-brand); cursor: help;
  border-bottom: 1px dashed var(--wm-hc-brand);
}
.wm-hc-term-hint { margin: -6px 0 14px; }
.wm-hc-tip {
  background: var(--wm-hc-white); border-radius: var(--wm-hc-radius-sm);
  padding: 14px 38px 14px 16px; box-shadow: var(--wm-hc-pop-shadow);
  z-index: 50; border: 1px solid var(--wm-hc-line);
}
.wm-hc-tip-pop { position: absolute; max-width: 310px; }
.wm-hc-tip-sheet { position: fixed; left: 0; right: 0; bottom: 0; border-radius: var(--wm-hc-radius) var(--wm-hc-radius) 0 0; max-width: none; }
.wm-hc-tip-title { font-weight: 700; font-size: 14.5px; color: var(--wm-hc-heading); margin-bottom: 5px; }
.wm-hc-tip-text { font-size: 13.5px; color: var(--wm-hc-text); line-height: 1.55; }
.wm-hc-tip-close { position: absolute; top: 8px; right: 8px; background: none; border: none; font-size: 16px; cursor: pointer; color: var(--wm-hc-hint); }

/* ---------- Схема ΔT ---------- */
.wm-hc-dt-scheme {
  background: var(--wm-hc-white); border-radius: var(--wm-hc-radius-sm);
  box-shadow: var(--wm-hc-card-shadow); padding: 14px; margin: 14px 0;
}
.wm-hc-dt-row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.wm-hc-dt-box {
  border: 1px solid var(--wm-hc-border); border-radius: 10px;
  padding: 9px 12px; font-size: 13px; background: var(--wm-hc-card-bg);
  text-align: center; color: var(--wm-hc-text);
}
.wm-hc-dt-rad { background: var(--wm-hc-heading); color: var(--wm-hc-white); font-weight: 700; border-color: var(--wm-hc-heading); }
.wm-hc-dt-rad .wm-hc-hint { color: var(--wm-hc-accent-pink); }
.wm-hc-dt-arrow { color: var(--wm-hc-brand); font-weight: 700; }
.wm-hc-dt-air { font-size: 12.5px; color: var(--wm-hc-hint); margin-top: 8px; }
.wm-hc-dt-total { font-size: var(--wm-hc-fs-text); margin-top: 6px; font-weight: 600; color: var(--wm-hc-heading); }

/* ---------- Ловушка 105 — тёмная акцентная плашка скилла ---------- */
.wm-hc-trap {
  background: linear-gradient(135deg, var(--wm-hc-dark-1) 0%, var(--wm-hc-dark-2) 100%);
  border-radius: var(--wm-hc-radius); padding: clamp(16px, 2vw, 24px); margin: 16px 0;
}
.wm-hc-trap-title {
  font-size: clamp(15px, 1.6vw, 18px); font-weight: bold; color: var(--wm-hc-white);
  letter-spacing: -0.2px; margin-bottom: 8px;
}
.wm-hc-trap-p { font-size: 13.5px; line-height: 1.6; margin: 7px 0; color: var(--wm-hc-on-dark); }
.wm-hc-trap .wm-hc-term { color: var(--wm-hc-accent-pink); border-bottom-color: var(--wm-hc-accent-pink); }

/* ---------- Шаг 4: результат ---------- */
.wm-hc-summary { font-size: 13px; color: var(--wm-hc-lead); margin-bottom: 14px; line-height: 1.55; }
.wm-hc-link-btn { background: none; border: none; color: var(--wm-hc-brand); text-decoration: underline; cursor: pointer; font-size: 13px; font-family: var(--wm-hc-font); padding: 0; }
.wm-hc-result-card {
  background: var(--wm-hc-white); border-radius: var(--wm-hc-radius);
  box-shadow: var(--wm-hc-card-shadow); padding: clamp(16px, 2vw, 24px); margin-bottom: 16px;
}
.wm-hc-result-num { font-size: clamp(34px, 4.5vw, 46px); font-weight: 800; color: var(--wm-hc-brand); letter-spacing: -1px; }
.wm-hc-result-unit { font-size: clamp(18px, 2vw, 24px); color: var(--wm-hc-lead); font-weight: 600; }
.wm-hc-result-sub { font-size: 13px; color: var(--wm-hc-hint); margin-bottom: 10px; }
.wm-hc-result-pribor { font-size: var(--wm-hc-fs-lead); font-weight: 700; color: var(--wm-hc-heading); margin-bottom: 10px; }
.wm-hc-how summary { cursor: pointer; color: var(--wm-hc-brand); font-size: 14px; font-weight: 600; }
.wm-hc-how-body { margin-top: 10px; border-left: 3px solid var(--wm-hc-brand); padding-left: 12px; }
.wm-hc-how-line { font-size: 13px; color: var(--wm-hc-text); padding: 3px 0; font-variant-numeric: tabular-nums; line-height: 1.5; }

.wm-hc-live {
  background: var(--wm-hc-white); border-radius: var(--wm-hc-radius-sm);
  box-shadow: var(--wm-hc-card-shadow); padding: 14px; margin-bottom: 14px;
}
.wm-hc-modebar { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.wm-hc-mode-pill {
  padding: 10px 18px; min-height: 44px; border: 1px solid var(--wm-hc-border);
  border-radius: 100px; background: var(--wm-hc-white); color: var(--wm-hc-text);
  cursor: pointer; font-size: 14px; font-weight: 600; font-family: var(--wm-hc-font);
}
.wm-hc-mode-pill.wm-hc-active {
  background: var(--wm-hc-brand); color: var(--wm-hc-white); border-color: var(--wm-hc-brand);
  box-shadow: 0 4px 16px var(--wm-hc-brand-shadow);
}
.wm-hc-warn {
  background: var(--wm-hc-brand-soft); border: 1px solid var(--wm-hc-brand);
  border-radius: var(--wm-hc-radius-sm); padding: 12px 14px; font-size: 13.5px;
  color: var(--wm-hc-heading); margin-bottom: 14px; line-height: 1.55;
}

/* Таблица типов: мобильный = карточки, десктоп = таблица */
.wm-hc-table { width: 100%; border-collapse: collapse; font-size: 13.5px; margin-bottom: 6px; }
.wm-hc-table thead { display: none; }
.wm-hc-table tbody tr {
  display: block; background: var(--wm-hc-white); border-radius: var(--wm-hc-radius-sm);
  box-shadow: var(--wm-hc-card-shadow); padding: 14px; margin-bottom: 12px;
}
.wm-hc-table td { display: block; padding: 3px 0; border: none; }
.wm-hc-table td:last-child { border-top: 1px solid var(--wm-hc-line); margin-top: 8px; padding-top: 8px; }
.wm-hc-rad-name { font-weight: 700; color: var(--wm-hc-heading); margin-bottom: 3px; font-size: 14.5px; }
.wm-hc-need { font-weight: 800; font-size: 17px; color: var(--wm-hc-brand); }
.wm-hc-cta-wrap { text-align: center; margin-top: 12px; }
.wm-hc-cta {
  display: inline-block; cursor: pointer; background: var(--wm-hc-brand);
  color: var(--wm-hc-white); padding: 15px 32px; border: none; border-radius: 100px;
  font-size: clamp(14px, 1.4vw, 16px); font-weight: bold; font-family: var(--wm-hc-font);
  box-shadow: 0 4px 16px var(--wm-hc-brand-shadow);
}
.wm-hc-cta-wrap .wm-hc-hint { margin-top: 8px; }

/* ---------- Ошибки и навигация ---------- */
.wm-hc-errors { margin: 8px 0; }
.wm-hc-error { color: var(--wm-hc-brand); font-size: 13px; padding: 3px 0; font-weight: 600; }
.wm-hc-nav { display: flex; justify-content: space-between; gap: 10px; margin-top: 18px; }
.wm-hc-btn {
  padding: 13px 26px; min-height: 48px; font-size: 15px; font-weight: bold;
  font-family: var(--wm-hc-font); border-radius: 100px; cursor: pointer;
  border: 1px solid var(--wm-hc-border); background: var(--wm-hc-white); color: var(--wm-hc-lead);
}
.wm-hc-btn-next {
  margin-left: auto; background: var(--wm-hc-brand); color: var(--wm-hc-white);
  border-color: var(--wm-hc-brand); box-shadow: 0 4px 16px var(--wm-hc-brand-shadow);
}
.wm-hc-edu-stub { display: none; }

/* ---------- Десктоп ≥640px ---------- */
@media (min-width: 640px) {
  .wm-hc-table { background: var(--wm-hc-white); border-radius: var(--wm-hc-radius-sm); box-shadow: var(--wm-hc-card-shadow); overflow: hidden; margin-bottom: 12px; }
  .wm-hc-table thead { display: table-header-group; }
  .wm-hc-table thead th {
    text-align: left; background: var(--wm-hc-heading); color: var(--wm-hc-white);
    padding: 10px 12px; font-size: 12.5px; font-weight: 600;
  }
  .wm-hc-table tbody tr { display: table-row; background: none; border-radius: 0; box-shadow: none; padding: 0; margin: 0; }
  .wm-hc-table td { display: table-cell; padding: 12px; border: none; border-bottom: 1px solid var(--wm-hc-line); vertical-align: top; }
  .wm-hc-table td:last-child { border-top: none; margin: 0; padding-top: 12px; }
  .wm-hc-table tbody tr:last-child td { border-bottom: none; }
}